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| Transfers |
 Ajax 6,200,000 < >  Ipswich Town |
| HCK | > | Jurriën TIMBER | FB/CB | NED | 66 | 87 | 17/06/01 (24) | 93 | 1.79 | 78 | Ipswich Town | | 29320 | | | | 0 | 0 | 4635 | 0 | +2 | |
 SC Freiburg II 6,800,000 < > Ipswich Town |
| CYN | > | Nico SCHLOTTERBECK | CB | GER | 67 | 84 | 01/12/99 (25) | 85 | 1.91 | 86 | Ipswich Town | | 32260 | | | | 0 | 0 | 5055 | 0 | +2 | |
| Lincoln City < > Bristol City |
| IYS | < | Sam AMO-AMEYAW | LW/AM | ENG | 49/52 | 95 | 18/07/06 (19) | 74 | | | Bristol City | | 1240 | | | | 0 | 0 | 1490 | 0 | Y | (t.25, Lincoln City) |
 Barcelona 700,000 < > Bristol City |
| PFZ | > | Diego KOCHEN | Gk | USA | 47 | 91 | 19/03/06 (19) | 96 | 1.88 | 80 | Bristol City | | 540 | | | | 0 | 0 | 505 | 0 | Y | |
| Gillingham 3,000,000 < > Birmingham City |
| UKG | > | Matej KOVÁR | Gk | CZE | 60 | 97 | 17/05/00 (25) | 89 | 1.96 | 88 | Birmingham City | | 7890 | | | | 0 | 0 | 2145 | 0 | +2 | |
| ULF | < | Lukas JUTKIEWICZ | CS | ENG | 49 | 88 | 20/03/89 (36) | 93 | 1.85 | 81 | Gillingham | | 1330 | | | | 3 | 0 | F/t | 0 | | |
| FMF | < | Marc ROBERTS | CB | ENG | 49 | 94 | 26/07/90 (35) | 94 | 1.83 | 81 | Gillingham | | 1400 | | | | 3 | 0 | F/t | 0 | | |
 Paris SG 1,000,000 < > Birmingham City |
| BKD | > | Noham KAMARA | CB | FRA | 41 | 77 | 22/01/07 (18) | 85 | | | Birmingham City | | 230 | | | | 0 | 0 | 180 | 0 | Y | |
| BJC | > | Axel TAPE | DM/CB | FRA | 46 | 78 | 10/08/07 (18) | 90 | 1.80 | 75 | Birmingham City | | 520 | | | | 0 | 0 | 440 | 0 | Y | |
| Strasbourg 6,000,000 < > Birmingham City |
| HOB | > | Samir EL MOURABET | CM | MAR | 41 | 80 | 06/10/05 (19) | 87 | 1.68 | 58 | Birmingham City | | 240 | | | | 0 | 0 | 275 | 0 | Y | |
| FPT | > | Mamadou SARR | CB | FRA | 61 | 85 | 29/08/05 (20) | 86 | 1.88 | 77 | Birmingham City | | 9300 | | | | 0 | 0 | 3425 | 0 | +2 | |
 Grêmio < > 7,220,000 Plymouth Argyle |
| HMX | < | Darwin Gabriel NÚÑEZ Ribeiro | St | URU | 66 | 0 | 24/06/99 (26) | 84 | 1.87 | 78 | Grêmio | | | | | | | | 7155 | | | |
| Manchester United < > Plymouth Argyle |
| SEO | < | Taylor HARWOOD-BELLIS | CB | ENG | 62 | 93 | 30/01/02 (23) | 90 | 1.86 | 82 | Plymouth Argyle | | 12460 | | | | 0 | 0 | 2950 | 0 | +1 | (t.7, Manchester United) |
| Plymouth Argyle < > 22,250,000 Chelsea |
| KHQ | < | RAFAEL Alexandre da Conceição LEÃO | LW | POR | 68 | 99 | 10/06/99 (26) | 92 | 1.86 | 72 | Plymouth Argyle | | 39440 | | | | 0 | 0 | 8140 | 1 | +4 | |
 Club Brugge < > Barnsley |
| QMH | < | Arthur VERMEEREN | DM | BEL | 62 | 95 | 07/02/05 (20) | 90 | 1.76 | 70 | Barnsley | | 13040 | | | | 1 | 0 | 3945 | 0 | | (t.13, Club Brugge) |
| Wolves < > Barnsley |
| KUY | < | Omari HUTCHINSON | RW/AM | ENG | 61 | 95 | 29/10/03 (21) | 92 | 1.74 | 66 | Barnsley | | 10220 | | | | 1 | 0 | 4615 | 0 | | (t.31, Wolves) |
| Stockport County < > 20,250,000 Chelsea |
| RFV | < | Jarrod BOWEN | RW/CS | ENG | 67 | 94 | 20/12/96 (28) | 95 | 1.74 | 70 | Stockport County | | 34160 | | | | 3 | 0 | 6245 | 0 | +4 | |
 Ranheim < > 630,000 Stockport County |
| UVQ | < | Kristoffer KLAESSON | Gk | NOR | 52 | 0 | 27/11/00 (24) | 91 | 1.89 | 76 | Ranheim | | | | | | | | 715 | | | |
| Everton 8,250,000 < > Stockport County |
| ZWY | > | Jordan PICKFORD | Gk | ENG | 67 | 94 | 07/03/94 (31) | 93 | 1.85 | 77 | Stockport County | | 30860 | | | | 3 | 0 | 3550 | 0 | +1 | |
| Nantes < > Leeds United |
| AVP | < | Illan MESLIER | Gk | FRA | 62 | 95 | 02/03/00 (25) | 90 | 1.96 | 74 | Leeds United | | 12060 | | | | 3 | 0 | 2850 | 0 | | (t.7, Nantes) |
| Villarreal 16,250,000 < > Leeds United |
| NBD | > | Nicolas JACKSON | CS | SEN | 66 | 88 | 20/06/01 (24) | 93 | 1.86 | 78 | Leeds United | | 26220 | | | | 0 | 0 | 8005 | 0 | +4 | |
| VXS | < | Leo HJELDE | CB | NOR | 53 | 9 | 26/08/03 (22) | 86 | 1.88 | 76 | Villarreal | | | | | | | | 870 | | | |
 Galatasaray 6,650,000 < > Chelsea |
| CNM | > | BARIS ALPER Yilmaz | W/St | TUR | 64 | 87 | 23/05/00 (25) | 87 | 1.86 | 75 | Chelsea | | 19380 | | | | 0 | 0 | 4875 | 0 | | |
| 500,000 < > Millwall |
| DYD | > | Miguel Ángel BRAU Blánquez | LB | ESP | 54 | 92 | 27/12/01 (23) | 89 | | | Millwall | | 2990 | | | | 0 | 0 | 900 | 0 | | |
| 1,500,000 < > Millwall |
| ZDL | > | Oladapo AFOLAYAN | LW/WS | ENG | 60 | 71 | 12/02/98 (27) | 92 | 1.80 | 70 | Millwall | | 7460 | | | | 0 | 0 | 2410 | 0 | | |
| 650,000 < > Millwall |
| GPV | > | Kieran MORGAN | DM | ENG | 53 | 76 | 17/03/06 (19) | 90 | | | Millwall | | 2840 | | | | 0 | 0 | 1170 | 0 | | |
| 188,000 < > Barnet |
| CAD | > | Corey ADDAI | Gk | ENG | 48 | 96 | 10/10/97 (27) | 94 | 1.93 | 72 | Barnet | | 1270 | | | | 0 | 0 | 245 | 0 | | |
| 650,000 < > Barnet |
| MMG | > | Jamie DONLEY | CS/AM | NIR | 49 | 96 | 03/01/05 (20) | 93 | | | Barnet | | 1450 | | | | 0 | 0 | 1020 | 0 | | |
| 1,800,000 < > Sheffield Weds. |
| ZGN | > | Timi ELSNIK | W/AM | SVN | 61 | 81 | 29/04/98 (27) | 85 | 1.83 | 65 | Sheffield Weds. | | 8770 | | | | 0 | 0 | 2795 | 0 | | |
| 1,400,000 < > Sheffield Weds. |
| LDZ | > | Mateusz BOGUSZ | AM | POL | 57/58 | 88 | 22/08/01 (24) | 78 | 1.75 | 68 | Sheffield Weds. | | 5650 | | | | 0 | 0 | 2140 | 0 | | |
| Released |
| IPI | 25+ | DOGUKAN Sinik | RW/AM | TUR | 52 | 10 | 21/01/99 (26) | 93 | 1.80 | 72 | Siirtspor | | | | | | | | 755 | | | |
| Loan callbacks |
| BGR | - | KAIKY Fernandes Melo | CB | BRA | 54/55 | 94 | 12/01/04 (21) | 78 | 1.83 | 76 | Plymouth Argyle | | 4260 | | | | 0 | 0 | 1305 | 0 | | |
